<?php

class PagesController extends Controller
{
	/**
	 * @var string the default layout for the views. Defaults to '//layouts/column2', meaning
	 * using two-column layout. See 'protected/views/layouts/column2.php'.
	 */
	public $layout='//layouts/column2';

	/**
	 * @return array action filters
	 */
	public function filters()
	{
		return array(
			'accessControl', // perform access control for CRUD operations
			'postOnly + delete', // we only allow deletion via POST request
		);
	}

	/**
	 * Specifies the access control rules.
	 * This method is used by the 'accessControl' filter.
	 * @return array access control rules
	 */
	public function accessRules()
	{
		return array(
			array('allow',  // allow all users to perform 'index' and 'view' actions
				'actions'=>array('index','view'),
				'users'=>array('*'),
			),
			/*array('allow', // allow authenticated user to perform 'create' and 'update' actions
				'actions'=>array('create','update'),
				'users'=>array('@'),
			),*/
			array('allow', // allow admin user to perform 'admin' and 'delete' actions
				'actions'=>array('admin','delete','create','update'),
				'users'=>array('admin'),
			),
			array('deny',  // deny all users
				'users'=>array('*'),
			),
		);
	}

	/**
	 * Displays a particular model.
	 * @param integer $id the ID of the model to be displayed
	 */
	/*public function actionView($id)
	{
		$this->render('view',array(
			'model'=>$this->loadModel($id),
		));
	}*/
	
	
	
	public function actionView($id=null, $slug=null)
	{
		$model = null;
		
		if (isset($id))
		 {
			 $model = Pages::model()->findByPk($id);
			 $this->render('view',array(
			'model'=>$this->loadModel($id),
			
			));
		 }
		 else if(isset($slug))
		 {
			 $model = Pages::model()->findByAttributes(array('slug'=>$slug));
			 $this->render('view',array(
			'model'=>$this->loadModelSlug($slug),
			
		));
		 }
		 if ($model===null)
		 {
			 throw new CHttpException(404,'The requested page does not exist.');
		 }		
	}
	
	

	/**
	 * Creates a new model.
	 * If creation is successful, the browser will be redirected to the 'view' page.
	 */
	public function actionCreate()
	{
		$model=new Pages;

		// Uncomment the following line if AJAX validation is needed
		// $this->performAjaxValidation($model);

		if(isset($_POST['Pages']))
		{
			$model->attributes=$_POST['Pages'];
			if($model->save())
				$this->redirect(array('view','id'=>$model->pid));
		}

		$this->render('create',array(
			'model'=>$model,
		));
	}

	/**
	 * Updates a particular model.
	 * If update is successful, the browser will be redirected to the 'view' page.
	 * @param integer $id the ID of the model to be updated
	 */
	public function actionUpdate($id)
	{
		$model=$this->loadModel($id);

		// Uncomment the following line if AJAX validation is needed
		// $this->performAjaxValidation($model);

		if(isset($_POST['Pages']))
		{
			$model->attributes=$_POST['Pages'];
			if($model->save())
				$this->redirect(array('view','id'=>$model->pid));
		}

		$this->render('update',array(
			'model'=>$model,
		));
	}

	/**
	 * Deletes a particular model.
	 * If deletion is successful, the browser will be redirected to the 'admin' page.
	 * @param integer $id the ID of the model to be deleted
	 */
	public function actionDelete($id)
	{
		$this->loadModel($id)->delete();

		// if AJAX request (triggered by deletion via admin grid view), we should not redirect the browser
		if(!isset($_GET['ajax']))
			$this->redirect(isset($_POST['returnUrl']) ? $_POST['returnUrl'] : array('admin'));
	}

	/**
	 * Lists all models.
	 */
	public function actionIndex()
	{
	/*
	//echo $slug;
	//exit;
		$q = array();
		$last = end($q); //last item of query
		//echo '<pre>'; print_r($last); exit;
		$path = join('/',$q);
		if($this->isCategory($last))
		{  
			if($path == $this->parentPath($last))
			{
				echo loadCat($last);
			}
			else
			{
				include('themes/'.theme.'/404.tpl');
			}
		}
		else
		{
			
			if($path == $this->parentPath($this->getContent($last,"category")).'/'.$last)
			{

				echo '<h1>'.$this->getContent($last,"name").'</h1>' ;
				echo '<h2>'.$this->getContent($last,"title").'</h2>' ;
				echo $this->getContent($last,"content") ;
				echo list_Projectbytype($last);
			}
			else
			{
				include('themes/'.theme.'/404.tpl');
			}
			return true;
				
		} */
			$dataProvider=new CActiveDataProvider('Pages');
			$this->render('index',array(
			'dataProvider'=>$dataProvider,
		));
	}
	

	/**
	 * Manages all models.
	 */
	public function actionAdmin()
	{
		$model=new Pages('search');
		$model->unsetAttributes();  // clear any default values
		if(isset($_GET['Pages']))
			$model->attributes=$_GET['Pages'];

		$this->render('admin',array(
			'model'=>$model,
		));
	}

	/**
	 * Returns the data model based on the primary key given in the GET variable.
	 * If the data model is not found, an HTTP exception will be raised.
	 * @param integer $id the ID of the model to be loaded
	 * @return Pages the loaded model
	 * @throws CHttpException
	 */
	 
	public function loadModel($id)
	{
		$model=Pages::model()->findByPk($id);
		if($model===null)
			throw new CHttpException(404,'The requested page does not exist.');
		return $model;
	}
	
	public function loadModelSlug($slug)
	{
		$model=Pages::model()->findByAttributes(array("slug"=>$slug));
		 //print_r($model); 
		if($model===null)
			throw new CHttpException(404,'The requested page does not exist.');
		return $model;
	}

	/**
	 * Performs the AJAX validation.
	 * @param Pages $model the model to be validated
	 */
	protected function performAjaxValidation($model)
	{
		if(isset($_POST['ajax']) && $_POST['ajax']==='pages-form')
		{
			echo CActiveForm::validate($model);
			Yii::app()->end();
		}
	}
	/*
	public function isCategory($cat_id)
	{
		
		$category = Yii::app()->db->createCommand()
					->select('slug')
					->from('category')
					->where('cat_id=:cat_id', array(':cat_id'=>$cat_id))
					->queryRow();
	}
	public function showCategory()
	{
		
		$category = Yii::app()->db->createCommand()
				->select('slug')
				->from('category')
				//->join('tbl_profile p', 'u.id=p.user_id')
				->where('cat_id=:cat_id', array(':cat_id'=>$cat_id))
				->queryRow();
				//echo '<pre>'; print_r($category);
				//exit;
				//return();
	}
	
	public function parentPath($cat)
	{
		$path[]=$cat;
		$parent = $this->showCategory($cat,'parent_cat');
		$path[] = $parent;
		while($parent!=''){
		$parent = $this->showCategory($parent,'parent_cat');
		$path[] = $parent;
		}
		$newPath = array_reverse($path);
		return  join('/',array_filter($newPath));
	}
	public function getContent($path,$type)
	{
		
		if($path)
		{
			$path = Yii::app()->db->createCommand()
						->select('slug')
						->from('pages')
						->where('pid=:pid', array(':pid'=>$pid))
						->queryRow();
		}
		else
		{
			if($type)
			{
				return false;
			}
		}
	}*/
}
